FED-STD-H28-2 Revision B:1991
Current
Current
The latest, up-to-date edition.
Screw-Thread Standards for Federal Services Section 2 Unified Inch Screw Threads- UN and UNR Thread Forms
Available format(s)
PDF
Published date
20-08-1991
Publisher
Specifies unified UN and UNR inch screw threads. Coverage includes: preferred non standard diameters; diameter pitch combinations; thread class selection; thread allowance and tolerance; completely formed threads; incomplete formed threads; gages and gaging; preferred non standard diameters. Also contains detailed tables and diagrams.
This section provides the standard for unified inch screw threads to be used by the Federal Services.
| DevelopmentNote |
Supersedes FED STD H28/3. B NOTICE 1 - Notice of Validation. (10/2001) B NOTICE 2 - Notice of Validation. (11/2006)
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| DocumentType |
Standard
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| Pages |
78
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| ProductNote |
NEW CHILD NOT 3 2019 IS NOW ADDED.
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| PublisherName |
US Military Specs/Standards/Handbooks
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| Status |
Current
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| Supersedes |
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| MIL-B-18558 Revision B:1988 | Bearing, Propulsion Line Shaft, Oil Disc Lubricated |
| NASM51958:2014 | SCREW, MACHINE, PAN HEAD, CRUCIFORM RECESS, CORROSION RESISTING STEEL, UNF-2A |
| MIL-C-24368 Revision B:1987 | CONNECTOR ASSEMBLIES, PLUGS AND RECEPTACLES, ELECTRIC POWER TRANSFER, SHORE TO SHIP AND SHIP TO SHIP, GENERAL SPECIFICATION FOR |
| MIL P 62071 : B | POWER SUPPLY, HIGH VOLTAGE, SOLID STATE, 24 VOLTS, DIRECT CURRENT |
| MIL-E-24715 Base Document:1989 | EXTINGUISHERS, FIRE. VAPORIZING LIQUID (BROMOCHLORODIFLUOROMETHANE, HALON 1211) |
| MIL-DTL-2726-53 Revision B:2005 | Receptacle, Plug, Electrical, 4-Pin Grounded, 10-Ampere, 450-Volt, 60-Hertz, 3-Phase (Symbol No. 1258) |
| MIL-A-55059 Revision D:1988 | ADAPTER, BATTERY TERMINAL |
| MIL-C-11071 Revision D:1983 | CLEANING MACHINE, FUEL CAN, DRUM |
| MIL F 10884 : G | FASTENERS, SNAP |
| WW-T-696 Revision E:1984 | TRAPS, STEAM |
| MIL-R-24169 Revision B:1982 | REGULATOR, AIR DEMAND, SINGLE HOSE, DIVER 5 |
| MIL-S-70335 Revision A:1990 | SCREW THREADS, INTERNAL COLD FORMED, GENERAL SPECIFICATION FOR |
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| ASME Y14.6 : 2001 : R2007 | SCREW THREAD REPRESENTATION |
| ASME B40.200 : 2008 | THERMOMETERS, DIRECT READING AND REMOTE READING |
| FED-STD-H28-1 Revision A:1985 | SCREW THREAD STANDARDS FOR FEDERAL SERVICES, SECTION 1, NOMENCLATURE, DEFINITIONS AND LETTER SYMBOLS FOR SCREW THREADS |
| ASME B46.1 : 2009 | SURFACE TEXTURE (SURFACE ROUGHNESS, WAVINESS, AND LAY) |
| FED-STD-H28-20 Revision B:1994 | SCREW THREAD STANDARDS FOR FEDERAL SERVICES, SECTION 20, INSPECTION METHODS FOR ACCEPTABILITY OF UN, UNR, UNJ, M, AND MJ SCREW THREADS |
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